Question
Average of 8 numbers is 70. If average of first four and
last two numbers is 50 and 60, respectively then find the fifth number given that ratio of fifth and sixth number is 7:5, respectively.Solution
Let fifth and sixth numbers be β7xβ and β5xβ, respectively. So, 7x + 5x = 70 Γ 8 β 50 Γ 7 β 60 Γ 5 = 240 Or, 12x = 240 Or, x = 20 So, fifth number = 20 Γ 7 = 140
Which two organizations signed an MoU to support persons with disabilities (PwDs) in public spaces?
Which scheme was extended by the Union Cabinet to support Animal Husbandry infrastructure?Β
Which scheme was inaugurated by Union Home Minister Amit Shah for registration and payment of tur dal producing farmers?
What is the projected GDP growth rate for India for FY25 according to the Asian Development Bank (ADB)?
What is celebrated on 13th February to mark the contribution of radio?
What is the estimated cost for the new joint small satellite project between ISRO and Mauritius?Β
Which major hydroelectric project achieved a milestone with the diversion of the Chenab River?
Who is collaborating with IIT Madras to develop the Hyperloop facility?
What was the total UPI transaction value processed in March 2024?
Which organization did the CBI sign a Working Arrangement with to combat crime?